3
5			1
	6		5	4
	1	5		6
		6			4
6

Difficulty: Very easy (0)

	6
1
					2
6
					3
				4

Difficulty: Hard (0)

6			1	5	3
				4
	1
3	4	6			5

Difficulty: Super easy (0)

3
		2		1
			5	2
	6	3
	1		2
					4

Difficulty: Very easy (0)